Natural radioactivity of the tar-sand deposits of Ondo State, Southwestern Nigeria
Autor: | Fasasi, M.K., Oyawale, A.A., Mokobia, C.E., Tchokossa, P., Ajayi, T.R., Balogun, F.A. * |
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Zdroj: | In Nuclear Inst. and Methods in Physics Research, A 1 June 2003 505(1-2):449-453 |
Databáze: | ScienceDirect |
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